Sider: AI Research Agent & Extension

Deep Research Agent & AI Research Browser Extension

★★★★☆ 4.5/5
FactScore™ 64.1
VS

Friendify AI

The ultimate AI for effortless conversations.

★★★★★ 5.0/5
FactScore™ 66.1

Updated February 2026

Sider: AI Research Agent & Extension Friendify AI
Rating 4.5★ 5.0★
Reviews 26 20
Pros 10 14
FactScore™ 64.1 66.1

FactScore™ Comparison

FactScore™ weighs both quality (rating) and popularity (reviews) for a fairer ranking than stars alone.

64.1
Sider: AI Research Agent & Extension FactScore™
👑
66.1
Friendify AI FactScore™
★ Friendify AI wins on FactScore™

Pros & Cons

Only in Sider: AI Research Agent & Extension — Pros

Browser integration Productivity boost Wisebase integration Time-saving Visual reports AI assistant Automatic note-taking AI tool comparison

Both tools — Pros

Document summarization Fast performance

Only in Friendify AI — Pros

AI chat Free tier Advanced GPT technology Personalized responses AI pet doctor Image creation Intuitive interface User-friendly Context aware Responsive customer support Translation ability Voice summary

Only in Sider: AI Research Agent & Extension — Cons

Credit limitations Limited concurrency

Both tools — Cons

Only in Friendify AI — Cons

In-app purchases

Details

Sider: AI Research Agent & Extension Friendify AI
Categories AI Chatbots, Writing assistants, Chrome Extensions, Prompt Engineering Tools Messaging apps, AI Chatbots
Platforms Web Web · iOS
Became Popular March 2, 2023 January 22, 2024
Website sider.ai friendify.ai

Who Should Pick Which?

Choose Sider: AI Research Agent & Extension if...

  • Browser integration
  • Productivity boost
  • Wisebase integration

Choose Friendify AI if...

  • AI chat
  • Free tier
  • Advanced GPT technology

With a FactScore™ of 64.1 vs 66.1, Friendify AI leads in community reception. Sider: AI Research Agent & Extension uniquely offers Browser integration and Productivity boost, while Friendify AI stands out for AI chat and Free tier.

3

What Users Say

Sider: AI Research Agent & Extension

A
Aurangzeb Jan 15, 2025
★★★★☆

I started using Sider back in 2024 and was impressed by the scope of the product. However, it didn’t always work seamlessly for me. I’m not sure if the issues were due to conflicts with other brows...

K
Kelly Sep 23, 2024
★★★★★

I used to have a high switching cost, constantly going back and forth between multiple open windows, but thanks to Sider, I've been able to save a lot of time! It's an essential product for people ...

G
Guillermo Nov 1, 2024
★★★★★

Super useful for gathering insights while doing deep work.

Friendify AI

S
Simon Jan 23, 2024
★★★★★

Friendify is a fantastic app that has been a big help in both my work and personal life. It provides accurate answers, summarizes files, and creates beautiful images. With Friendify's support, my w...

L
Loc Jan 23, 2024
★★★★★

Friendify is an exceptional personalized chatbot for web and mobile that leverages advanced GPT technology. I was amazed by how seamlessly it provided quick information, summarized files, and even ...

H
Huy Jan 23, 2024
★★★★★

Friendify AI has unquestionably become the benchmark for a stellar social networking experience, earning its well-deserved 5-star rating in my books. This ingenious application seamlessly integrate...

Frequently Asked Questions

Which is better, Sider: AI Research Agent & Extension or Friendify AI?

Based on FactScore™, Friendify AI leads with a score of 66.1 vs 64.1. Friendify AI has a higher rating of 5.0★ compared to 4.5★.

What are the pros of Sider: AI Research Agent & Extension compared to Friendify AI?

Sider: AI Research Agent & Extension uniquely offers: Browser integration, Productivity boost, Wisebase integration, Time-saving, Visual reports.

What are the pros of Friendify AI compared to Sider: AI Research Agent & Extension?

Friendify AI uniquely offers: AI chat, Free tier, Advanced GPT technology, Personalized responses, AI pet doctor.

Is Sider: AI Research Agent & Extension better rated than Friendify AI?

Sider: AI Research Agent & Extension is rated 4.5★ from 26 reviews. Friendify AI is rated 5.0★ from 20 reviews.

What is the FactScore™ of Sider: AI Research Agent & Extension and Friendify AI?

FactScore™ weighs rating and review volume together. Sider: AI Research Agent & Extension scores 64.1 and Friendify AI scores 66.1.

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